@article{21890,
  author = {Machado G and Maher C. and Ferreira Manuela},
  title = {Lack of efficacy of paracetamol (acetaminophen) for low back pain and osteoarthritis.},
  year = {2015},
  journal = {Journal of Pioneering Medical Sciences},
  volume = {5},
  number = {4},
  language = {eng},
}